Question

The expression $x^4+8x^2+16$ can be factorized as:

• A.
• B.
• C.
• D.

Answer 1

The correct option is C

Step 1:- The expression $x^4+8x^2+16$, Substitute $x^{2}asa$

Step 2:- $a^2+8a+16=(a+4{)}^2$

Step 3:- Putting the value of $aas{x}^2$

$(x^2+4{)}^2$